Python源码示例：unittest.mock.foo()
示例1
def test_assert_called_once_with(self):
mock = Mock()
mock()
# Will raise an exception if it fails
mock.assert_called_once_with()
mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock.reset_mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock('foo', 'bar', baz=2)
mock.assert_called_once_with('foo', 'bar', baz=2)
mock.reset_mock()
mock('foo', 'bar', baz=2)
self.assertRaises(
AssertionError,
lambda: mock.assert_called_once_with('bob', 'bar', baz=2)
)
示例2
def test_subclass_with_properties(self):
class SubClass(Mock):
def _get(self):
return 3
def _set(self, value):
raise NameError('strange error')
some_attribute = property(_get, _set)
s = SubClass(spec_set=SubClass)
self.assertEqual(s.some_attribute, 3)
def test():
s.some_attribute = 3
self.assertRaises(NameError, test)
def test():
s.foo = 'bar'
self.assertRaises(AttributeError, test)
示例3
def test_configure_mock(self):
mock = Mock(foo='bar')
self.assertEqual(mock.foo, 'bar')
mock = MagicMock(foo='bar')
self.assertEqual(mock.foo, 'bar')
kwargs = {'side_effect': KeyError, 'foo.bar.return_value': 33,
'foo': MagicMock()}
mock = Mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
mock = Mock()
mock.configure_mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
示例4
def test_adding_child_mock(self):
for Klass in NonCallableMock, Mock, MagicMock, NonCallableMagicMock:
mock = Klass()
mock.foo = Mock()
mock.foo()
self.assertEqual(mock.method_calls, [call.foo()])
self.assertEqual(mock.mock_calls, [call.foo()])
mock = Klass()
mock.bar = Mock(name='name')
mock.bar()
self.assertEqual(mock.method_calls, [])
self.assertEqual(mock.mock_calls, [])
# mock with an existing _new_parent but no name
mock = Klass()
mock.baz = MagicMock()()
mock.baz()
self.assertEqual(mock.method_calls, [])
self.assertEqual(mock.mock_calls, [])
示例5
def test_assert_called_once_with(self):
mock = Mock()
mock()
# Will raise an exception if it fails
mock.assert_called_once_with()
mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock.reset_mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock('foo', 'bar', baz=2)
mock.assert_called_once_with('foo', 'bar', baz=2)
mock.reset_mock()
mock('foo', 'bar', baz=2)
self.assertRaises(
AssertionError,
lambda: mock.assert_called_once_with('bob', 'bar', baz=2)
)
示例6
def test_subclass_with_properties(self):
class SubClass(Mock):
def _get(self):
return 3
def _set(self, value):
raise NameError('strange error')
some_attribute = property(_get, _set)
s = SubClass(spec_set=SubClass)
self.assertEqual(s.some_attribute, 3)
def test():
s.some_attribute = 3
self.assertRaises(NameError, test)
def test():
s.foo = 'bar'
self.assertRaises(AttributeError, test)
示例7
def test_configure_mock(self):
mock = Mock(foo='bar')
self.assertEqual(mock.foo, 'bar')
mock = MagicMock(foo='bar')
self.assertEqual(mock.foo, 'bar')
kwargs = {'side_effect': KeyError, 'foo.bar.return_value': 33,
'foo': MagicMock()}
mock = Mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
mock = Mock()
mock.configure_mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
示例8
def test_adding_child_mock(self):
for Klass in NonCallableMock, Mock, MagicMock, NonCallableMagicMock:
mock = Klass()
mock.foo = Mock()
mock.foo()
self.assertEqual(mock.method_calls, [call.foo()])
self.assertEqual(mock.mock_calls, [call.foo()])
mock = Klass()
mock.bar = Mock(name='name')
mock.bar()
self.assertEqual(mock.method_calls, [])
self.assertEqual(mock.mock_calls, [])
# mock with an existing _new_parent but no name
mock = Klass()
mock.baz = MagicMock()()
mock.baz()
self.assertEqual(mock.method_calls, [])
self.assertEqual(mock.mock_calls, [])
示例9
def test_assert_called_once_with(self):
mock = Mock()
mock()
# Will raise an exception if it fails
mock.assert_called_once_with()
mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock.reset_mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock('foo', 'bar', baz=2)
mock.assert_called_once_with('foo', 'bar', baz=2)
mock.reset_mock()
mock('foo', 'bar', baz=2)
self.assertRaises(
AssertionError,
lambda: mock.assert_called_once_with('bob', 'bar', baz=2)
)
示例10
def test_subclass_with_properties(self):
class SubClass(Mock):
def _get(self):
return 3
def _set(self, value):
raise NameError('strange error')
some_attribute = property(_get, _set)
s = SubClass(spec_set=SubClass)
self.assertEqual(s.some_attribute, 3)
def test():
s.some_attribute = 3
self.assertRaises(NameError, test)
def test():
s.foo = 'bar'
self.assertRaises(AttributeError, test)
示例11
def test_configure_mock(self):
mock = Mock(foo='bar')
self.assertEqual(mock.foo, 'bar')
mock = MagicMock(foo='bar')
self.assertEqual(mock.foo, 'bar')
kwargs = {'side_effect': KeyError, 'foo.bar.return_value': 33,
'foo': MagicMock()}
mock = Mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
mock = Mock()
mock.configure_mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
示例12
def test_adding_child_mock(self):
for Klass in NonCallableMock, Mock, MagicMock, NonCallableMagicMock:
mock = Klass()
mock.foo = Mock()
mock.foo()
self.assertEqual(mock.method_calls, [call.foo()])
self.assertEqual(mock.mock_calls, [call.foo()])
mock = Klass()
mock.bar = Mock(name='name')
mock.bar()
self.assertEqual(mock.method_calls, [])
self.assertEqual(mock.mock_calls, [])
# mock with an existing _new_parent but no name
mock = Klass()
mock.baz = MagicMock()()
mock.baz()
self.assertEqual(mock.method_calls, [])
self.assertEqual(mock.mock_calls, [])
示例13
def test_assert_called_once_with(self):
mock = Mock()
mock()
# Will raise an exception if it fails
mock.assert_called_once_with()
mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock.reset_mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock('foo', 'bar', baz=2)
mock.assert_called_once_with('foo', 'bar', baz=2)
mock.reset_mock()
mock('foo', 'bar', baz=2)
self.assertRaises(
AssertionError,
lambda: mock.assert_called_once_with('bob', 'bar', baz=2)
)
示例14
def test_subclass_with_properties(self):
class SubClass(Mock):
def _get(self):
return 3
def _set(self, value):
raise NameError('strange error')
some_attribute = property(_get, _set)
s = SubClass(spec_set=SubClass)
self.assertEqual(s.some_attribute, 3)
def test():
s.some_attribute = 3
self.assertRaises(NameError, test)
def test():
s.foo = 'bar'
self.assertRaises(AttributeError, test)
示例15
def test_configure_mock(self):
mock = Mock(foo='bar')
self.assertEqual(mock.foo, 'bar')
mock = MagicMock(foo='bar')
self.assertEqual(mock.foo, 'bar')
kwargs = {'side_effect': KeyError, 'foo.bar.return_value': 33,
'foo': MagicMock()}
mock = Mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
mock = Mock()
mock.configure_mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
示例16
def test_adding_child_mock(self):
for Klass in NonCallableMock, Mock, MagicMock, NonCallableMagicMock:
mock = Klass()
mock.foo = Mock()
mock.foo()
self.assertEqual(mock.method_calls, [call.foo()])
self.assertEqual(mock.mock_calls, [call.foo()])
mock = Klass()
mock.bar = Mock(name='name')
mock.bar()
self.assertEqual(mock.method_calls, [])
self.assertEqual(mock.mock_calls, [])
# mock with an existing _new_parent but no name
mock = Klass()
mock.baz = MagicMock()()
mock.baz()
self.assertEqual(mock.method_calls, [])
self.assertEqual(mock.mock_calls, [])
示例17
def test_assert_called_once_with(self):
mock = Mock()
mock()
# Will raise an exception if it fails
mock.assert_called_once_with()
mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock.reset_mock()
self.assertRaises(AssertionError, mock.assert_called_once_with)
mock('foo', 'bar', baz=2)
mock.assert_called_once_with('foo', 'bar', baz=2)
mock.reset_mock()
mock('foo', 'bar', baz=2)
self.assertRaises(
AssertionError,
lambda: mock.assert_called_once_with('bob', 'bar', baz=2)
)
示例18
def test_subclass_with_properties(self):
class SubClass(Mock):
def _get(self):
return 3
def _set(self, value):
raise NameError('strange error')
some_attribute = property(_get, _set)
s = SubClass(spec_set=SubClass)
self.assertEqual(s.some_attribute, 3)
def test():
s.some_attribute = 3
self.assertRaises(NameError, test)
def test():
s.foo = 'bar'
self.assertRaises(AttributeError, test)
示例19
def test_configure_mock(self):
mock = Mock(foo='bar')
self.assertEqual(mock.foo, 'bar')
mock = MagicMock(foo='bar')
self.assertEqual(mock.foo, 'bar')
kwargs = {'side_effect': KeyError, 'foo.bar.return_value': 33,
'foo': MagicMock()}
mock = Mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
mock = Mock()
mock.configure_mock(**kwargs)
self.assertRaises(KeyError, mock)
self.assertEqual(mock.foo.bar(), 33)
self.assertIsInstance(mock.foo, MagicMock)
示例20
def test_repr(self):
mock = Mock(name='foo')
self.assertIn('foo', repr(mock))
self.assertIn("'%s'" % id(mock), repr(mock))
mocks = [(Mock(), 'mock'), (Mock(name='bar'), 'bar')]
for mock, name in mocks:
self.assertIn('%s.bar' % name, repr(mock.bar))
self.assertIn('%s.foo()' % name, repr(mock.foo()))
self.assertIn('%s.foo().bing' % name, repr(mock.foo().bing))
self.assertIn('%s()' % name, repr(mock()))
self.assertIn('%s()()' % name, repr(mock()()))
self.assertIn('%s()().foo.bar.baz().bing' % name,
repr(mock()().foo.bar.baz().bing))
示例21
def test_repr_with_spec(self):
class X(object):
pass
mock = Mock(spec=X)
self.assertIn(" spec='X' ", repr(mock))
mock = Mock(spec=X())
self.assertIn(" spec='X' ", repr(mock))
mock = Mock(spec_set=X)
self.assertIn(" spec_set='X' ", repr(mock))
mock = Mock(spec_set=X())
self.assertIn(" spec_set='X' ", repr(mock))
mock = Mock(spec=X, name='foo')
self.assertIn(" spec='X' ", repr(mock))
self.assertIn(" name='foo' ", repr(mock))
mock = Mock(name='foo')
self.assertNotIn("spec", repr(mock))
mock = Mock()
self.assertNotIn("spec", repr(mock))
mock = Mock(spec=['foo'])
self.assertNotIn("spec", repr(mock))
示例22
def test_exceptional_side_effect(self):
mock = Mock(side_effect=AttributeError)
self.assertRaises(AttributeError, mock)
mock = Mock(side_effect=AttributeError('foo'))
self.assertRaises(AttributeError, mock)
示例23
def test_baseexceptional_side_effect(self):
mock = Mock(side_effect=KeyboardInterrupt)
self.assertRaises(KeyboardInterrupt, mock)
mock = Mock(side_effect=KeyboardInterrupt('foo'))
self.assertRaises(KeyboardInterrupt, mock)
示例24
def test_spec_list_subclass(self):
class Sub(list):
pass
mock = Mock(spec=Sub(['foo']))
mock.append(3)
mock.append.assert_called_with(3)
self.assertRaises(AttributeError, getattr, mock, 'foo')
示例25
def test_setting_attribute_with_spec_set(self):
class X(object):
y = 3
mock = Mock(spec=X)
mock.x = 'foo'
mock = Mock(spec_set=X)
def set_attr():
mock.x = 'foo'
mock.y = 'foo'
self.assertRaises(AttributeError, set_attr)
示例26
def test_arg_lists(self):
mocks = [
Mock(),
MagicMock(),
NonCallableMock(),
NonCallableMagicMock()
]
def assert_attrs(mock):
names = 'call_args_list', 'method_calls', 'mock_calls'
for name in names:
attr = getattr(mock, name)
self.assertIsInstance(attr, _CallList)
self.assertIsInstance(attr, list)
self.assertEqual(attr, [])
for mock in mocks:
assert_attrs(mock)
if callable(mock):
mock()
mock(1, 2)
mock(a=3)
mock.reset_mock()
assert_attrs(mock)
mock.foo()
mock.foo.bar(1, a=3)
mock.foo(1).bar().baz(3)
mock.reset_mock()
assert_attrs(mock)
示例27
def test_assert_has_calls(self):
kalls1 = [
call(1, 2), ({'a': 3},),
((3, 4),), call(b=6),
('', (1,), {'b': 6}),
]
kalls2 = [call.foo(), call.bar(1)]
kalls2.extend(call.spam().baz(a=3).call_list())
kalls2.extend(call.bam(set(), foo={}).fish([1]).call_list())
mocks = []
for mock in Mock(), MagicMock():
mock(1, 2)
mock(a=3)
mock(3, 4)
mock(b=6)
mock(1, b=6)
mocks.append((mock, kalls1))
mock = Mock()
mock.foo()
mock.bar(1)
mock.spam().baz(a=3)
mock.bam(set(), foo={}).fish([1])
mocks.append((mock, kalls2))
for mock, kalls in mocks:
for i in range(len(kalls)):
for step in 1, 2, 3:
these = kalls[i:i+step]
mock.assert_has_calls(these)
if len(these) > 1:
self.assertRaises(
AssertionError,
mock.assert_has_calls,
list(reversed(these))
)
示例28
def test_mock_add_spec_magic_methods(self):
for Klass in MagicMock, NonCallableMagicMock:
mock = Klass()
int(mock)
mock.mock_add_spec(object)
self.assertRaises(TypeError, int, mock)
mock = Klass()
mock['foo']
mock.__int__.return_value =4
mock.mock_add_spec(int)
self.assertEqual(int(mock), 4)
self.assertRaises(TypeError, lambda: mock['foo'])
示例29
def test_attach_mock(self):
classes = Mock, MagicMock, NonCallableMagicMock, NonCallableMock
for Klass in classes:
for Klass2 in classes:
m = Klass()
m2 = Klass2(name='foo')
m.attach_mock(m2, 'bar')
self.assertIs(m.bar, m2)
self.assertIn("name='mock.bar'", repr(m2))
m.bar.baz(1)
self.assertEqual(m.mock_calls, [call.bar.baz(1)])
self.assertEqual(m.method_calls, [call.bar.baz(1)])
示例30
def test_attach_mock_return_value(self):
classes = Mock, MagicMock, NonCallableMagicMock, NonCallableMock
for Klass in Mock, MagicMock:
for Klass2 in classes:
m = Klass()
m2 = Klass2(name='foo')
m.attach_mock(m2, 'return_value')
self.assertIs(m(), m2)
self.assertIn("name='mock()'", repr(m2))
m2.foo()
self.assertEqual(m.mock_calls, call().foo().call_list())
